:root {
  --canvas: #f3f6fb;
  --surface: #ffffff;
  --surface-soft: #f7f9fd;
  --ink: #172033;
  --ink-soft: #5e6b80;
  --line: #dbe3ef;
  --line-strong: #c2cee0;
  --primary: #2563c9;
  --primary-strong: #194a9b;
  --primary-soft: #e8f0ff;
  --accent: #a65a12;
  --accent-soft: #fff0dc;
  --danger: #aa3d38;
  --danger-soft: #fbeceb;
  --sidebar: #14243c;
  --sidebar-text: #edf3fb;
  --shadow: 0 10px 30px rgba(25, 48, 84, 0.09);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family:
    "Segoe UI",
    "Microsoft YaHei UI",
    "PingFang SC",
    "Hiragino Sans GB",
    sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

.hidden {
  display: none !important;
}

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  color: #ffffff;
  background: var(--primary);
  font-size: 18px;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  letter-spacing: 0;
}

.brand small {
  margin-top: 1px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-chip {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
}

.user-chip > span:first-child {
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.identity-button {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
  padding: 4px 7px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.identity-button:hover {
  border-color: var(--line);
  background: var(--surface-soft);
}

.user-avatar {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  color: #ffffff;
  background: var(--primary);
  font-weight: 800;
}

.identity-copy {
  display: grid;
  min-width: 0;
}

.identity-copy strong,
.identity-copy small {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.identity-copy strong {
  font-size: 12px;
}

.identity-copy small {
  color: var(--ink-soft);
  font-size: 10px;
}

.role-badge,
.secure-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  color: var(--primary-strong);
  background: var(--primary-soft);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.layout {
  display: grid;
  width: min(1500px, 100%);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: 26px 28px 40px;
}

.workspace,
.sidebar {
  min-width: 0;
}

.sidebar {
  position: sticky;
  top: 90px;
  align-self: start;
}

.page-heading,
.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-heading-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.page-heading {
  margin-bottom: 18px;
}

.page-heading h1,
.panel-heading h2 {
  margin: 2px 0 0;
  letter-spacing: 0;
}

.page-heading h1 {
  font-size: 25px;
}

.panel-heading h2 {
  font-size: 17px;
}

.eyebrow {
  margin: 0;
  color: var(--primary);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.muted {
  color: var(--ink-soft);
  font-size: 12px;
}

.stats-grid {
  display: grid;
  margin-bottom: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stat-tile {
  min-height: 92px;
  padding: 17px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.stat-tile span,
.stat-tile strong {
  display: block;
}

.stat-tile span {
  color: var(--ink-soft);
  font-size: 12px;
}

.stat-tile strong {
  margin-top: 6px;
  font-size: 26px;
  line-height: 1.1;
}

.panel {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(25, 48, 84, 0.03);
}

.panel + .panel {
  margin-top: 18px;
}

.panel-table {
  padding-bottom: 10px;
}

.button {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  font-weight: 700;
  transition:
    background 120ms ease,
    border-color 120ms ease,
    color 120ms ease,
    transform 120ms ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:focus-visible,
.text-button:focus-visible,
input:focus-visible,
.drop-zone:focus-within {
  outline: 3px solid rgba(37, 99, 201, 0.18);
  outline-offset: 1px;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.button-primary {
  color: #ffffff;
  background: var(--primary);
}

.button-primary:hover:not(:disabled) {
  background: var(--primary-strong);
}

.button-secondary {
  border-color: var(--line-strong);
  color: var(--ink);
  background: var(--surface);
}

.button-secondary:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.button-quiet {
  border-color: transparent;
  color: var(--ink-soft);
  background: transparent;
}

.button-quiet:hover:not(:disabled) {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.button-danger {
  border-color: transparent;
  color: var(--danger);
  background: var(--danger-soft);
}

.button-small {
  min-height: 30px;
  padding: 4px 9px;
  font-size: 12px;
}

.button-full {
  width: 100%;
}

.upload-form {
  display: grid;
  margin-top: 16px;
  gap: 14px;
}

.upload-form.is-disabled .drop-zone {
  cursor: not-allowed;
  opacity: 0.58;
  pointer-events: none;
}

.drop-zone {
  display: flex;
  min-height: 136px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  padding: 20px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--surface-soft);
  text-align: center;
  transition:
    border-color 120ms ease,
    background 120ms ease;
}

.drop-zone:hover,
.drop-zone.is-dragging {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.drop-zone input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.drop-zone-title {
  font-weight: 800;
}

.drop-zone-file {
  max-width: 100%;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.drop-zone .button {
  position: relative;
  z-index: 1;
  margin-top: 4px;
}

.selection-detail {
  color: var(--ink-soft);
  font-size: 12px;
}

.upload-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 5px;
}

.publish-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.upload-progress {
  color: var(--ink-soft);
  font-size: 12px;
}

.upload-fields {
  display: grid;
  align-items: end;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 12px;
}

.project-source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.compact-zone {
  min-height: 118px;
}

.path-import {
  display: grid;
  align-items: end;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field > span {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
}

.field input,
.field select {
  width: 100%;
  min-height: 40px;
  padding: 8px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  background: #ffffff;
}

.field input::placeholder {
  color: #95a1b3;
}

.data-table {
  width: 100%;
  min-width: 760px;
  margin-top: 15px;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.data-table th {
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.data-table td {
  font-size: 13px;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover {
  background: #fafcff;
}

.align-right {
  text-align: right !important;
}

.prototype-name {
  display: grid;
  min-width: 180px;
  gap: 2px;
}

.prototype-name strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.prototype-name span {
  color: var(--ink-soft);
  font-size: 11px;
}

.source-badge {
  display: inline-flex;
  padding: 3px 7px;
  border-radius: 999px;
  color: #74500f;
  background: var(--accent-soft);
  font-size: 11px;
  font-weight: 700;
}

.relation-label {
  display: block;
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 10px;
}

.row-actions {
  display: flex;
  justify-content: flex-end;
  gap: 5px;
}

.empty-cell,
.empty-state {
  padding: 32px 16px !important;
  color: var(--ink-soft);
  text-align: center !important;
}

.empty-state.compact {
  padding: 24px 10px !important;
  font-size: 12px;
}

.table-scroll {
  overflow-x: auto;
}

.detected-panel {
  padding-bottom: 14px;
}

.scan-path {
  margin: 10px 0 14px;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detected-list {
  display: grid;
  max-height: calc(100vh - 230px);
  gap: 8px;
  overflow-y: auto;
}

.detected-item {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-soft);
}

.detected-item-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.detected-item strong {
  min-width: 0;
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detected-item p {
  display: -webkit-box;
  margin: 4px 0 9px;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 11px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.detected-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 11px;
}

.imported-badge {
  color: var(--primary-strong);
  font-weight: 800;
}

.toast {
  position: fixed;
  z-index: 50;
  right: 22px;
  bottom: 22px;
  max-width: min(380px, calc(100vw - 44px));
  padding: 11px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: #ffffff;
  background: #24334a;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast.is-error {
  background: #7d2d28;
}

.modal-backdrop {
  position: fixed;
  z-index: 60;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(18, 31, 50, 0.42);
  backdrop-filter: blur(3px);
}

.drawer-backdrop {
  position: fixed;
  z-index: 55;
  inset: 0;
  background: rgba(18, 31, 50, 0.32);
  backdrop-filter: blur(2px);
}

.upload-drawer {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(560px, 94vw);
  padding: 24px;
  overflow-y: auto;
  border-left: 1px solid var(--line);
  background: var(--surface);
  box-shadow: -18px 0 50px rgba(10, 28, 54, 0.18);
  animation: drawer-enter 180ms ease-out;
}

.drawer-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.drawer-heading h2 {
  margin: 2px 0 0;
  font-size: 21px;
}

@keyframes drawer-enter {
  from {
    opacity: 0;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.modal {
  width: min(480px, 100%);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(10, 28, 54, 0.24);
}

.modal-heading h2 {
  margin: 3px 0 0;
  font-size: 20px;
}

.confirm-summary {
  margin: 16px 0;
  padding: 11px 12px;
  border-radius: 7px;
  color: var(--ink-soft);
  background: var(--surface-soft);
}

.confirm-form {
  display: grid;
  gap: 18px;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.checkbox-field input {
  width: 17px;
  height: 17px;
  accent-color: var(--primary);
}

.quota-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 9px;
}

.modal-wide {
  width: min(720px, 100%);
}

.member-add-form {
  display: grid;
  margin: 14px 0;
  grid-template-columns: minmax(180px, 1fr) 130px auto;
  gap: 8px;
}

.member-add-form input,
.member-add-form select,
.member-item select {
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  background: #ffffff;
}

.member-list {
  display: grid;
  max-height: 360px;
  gap: 7px;
  overflow-y: auto;
}

.member-item {
  display: grid;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  grid-template-columns: minmax(0, 1fr) 130px auto;
  gap: 9px;
}

.member-identity {
  min-width: 0;
}

.member-identity strong,
.member-identity small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-identity small {
  margin-top: 2px;
  color: var(--ink-soft);
  font-size: 11px;
}

.version-list {
  display: grid;
  max-height: 460px;
  gap: 8px;
  overflow-y: auto;
}

.version-item {
  display: grid;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
}

.version-item strong,
.version-item small {
  display: block;
}

.version-item p {
  margin: 5px 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.version-item small {
  color: #8793a6;
  font-size: 10px;
}

.admin-shell {
  min-height: 100vh;
  background: var(--canvas);
}

.admin-layout {
  display: grid;
  width: min(1500px, 100%);
  min-height: calc(100vh - 65px);
  margin: 0 auto;
  grid-template-columns: 238px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 28px 40px;
}

.admin-sidebar {
  min-width: 0;
}

.admin-nav {
  position: sticky;
  top: 88px;
  display: grid;
  gap: 6px;
}

.admin-nav-item {
  display: grid;
  gap: 2px;
  padding: 13px 14px;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--ink-soft);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.admin-nav-item span {
  font-weight: 800;
}

.admin-nav-item small {
  color: #8793a6;
  font-size: 11px;
}

.admin-nav-item:hover,
.admin-nav-item.is-active {
  border-color: var(--line);
  color: var(--primary-strong);
  background: #ffffff;
}

.admin-nav-item.is-active {
  box-shadow: 0 4px 14px rgba(25, 48, 84, 0.06);
}

.admin-workspace {
  min-width: 0;
}

.admin-stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-search {
  flex: 1;
}

.admin-search input {
  width: min(360px, 100%);
  min-height: 36px;
  padding: 7px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  background: #ffffff;
}

.status-pill {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
}

.status-pill.is-success {
  color: #175b42;
  background: #e6f5ee;
}

.status-pill.is-failed {
  color: var(--danger);
  background: var(--danger-soft);
}

.status-pill + .role-badge,
.role-badge + .status-pill {
  margin-left: 6px;
}

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 14px;
  color: var(--ink-soft);
  font-size: 12px;
}

.login-shell {
  min-height: 100vh;
  background: var(--canvas);
}

.login-layout {
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(360px, 0.9fr) minmax(460px, 1.1fr);
}

.login-intro {
  display: flex;
  min-height: 100vh;
  justify-content: space-between;
  flex-direction: column;
  padding: 38px clamp(28px, 6vw, 84px);
  color: var(--sidebar-text);
  background: var(--sidebar);
}

.brand-on-dark small {
  color: #aab9ce;
}

.brand-on-dark .brand-mark {
  color: var(--sidebar);
  background: #91bcff;
}

.intro-copy {
  max-width: 560px;
  padding: 60px 0;
}

.intro-copy .eyebrow {
  color: #91bcff;
}

.intro-copy h1 {
  max-width: 12ch;
  margin: 10px 0 18px;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.intro-copy p:last-child {
  max-width: 48ch;
  margin: 0;
  color: #b7c5da;
  font-size: 15px;
}

.intro-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.intro-meta span {
  padding: 6px 9px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: #c7d4e7;
  font-size: 12px;
}

.login-panel {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 30px;
}

.login-card {
  width: min(430px, 100%);
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.login-mode-tabs,
.auth-method-tabs {
  display: grid;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.login-mode-tabs {
  margin-bottom: 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.auth-method-tabs {
  margin-bottom: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.login-mode-tab,
.auth-method-tab {
  min-height: 36px;
  border: 0;
  border-radius: 6px;
  color: var(--ink-soft);
  background: transparent;
  cursor: pointer;
  font-weight: 700;
}

.login-mode-tab.is-active,
.auth-method-tab.is-active {
  color: #ffffff;
  background: var(--primary);
  box-shadow: 0 2px 8px rgba(37, 99, 201, 0.2);
}

.login-heading {
  margin-bottom: 22px;
}

.auth-form {
  display: grid;
  gap: 14px;
}

.captcha-row {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(90px, 1fr) 140px;
  gap: 8px;
}

.captcha-row input {
  width: 100%;
  min-height: 40px;
  padding: 8px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
}

.captcha-image {
  display: block;
  width: 140px;
  height: 50px;
  border-radius: 7px;
  cursor: pointer;
  object-fit: cover;
}

.captcha-image:hover,
.captcha-image:focus-visible {
  outline: 2px solid rgba(37, 99, 201, 0.35);
  outline-offset: 2px;
}

.invite-status {
  padding: 8px 10px;
  border: 1px solid #c8d9f7;
  border-radius: 7px;
  color: var(--primary-strong);
  background: var(--primary-soft);
  font-size: 12px;
  font-weight: 700;
}

.email-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 11px;
  border-radius: 7px;
  color: var(--ink-soft);
  background: var(--surface-soft);
}

.text-button {
  padding: 2px;
  border: 0;
  color: var(--primary);
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.dev-code {
  padding: 10px 12px;
  border: 1px solid #e6c99f;
  border-radius: 7px;
  color: #654514;
  background: var(--accent-soft);
  font-size: 13px;
}

.dev-code strong {
  font-size: 18px;
  letter-spacing: 0.12em;
}

.auth-message {
  min-height: 22px;
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.auth-message.is-error {
  color: var(--danger);
}

.preview-shell {
  display: grid;
  height: 100vh;
  overflow: hidden;
  grid-template-columns: 248px minmax(0, 1fr);
  background: #e6ebf3;
  transition: grid-template-columns 160ms ease;
}

.preview-shell.sidebar-collapsed {
  grid-template-columns: 0 minmax(0, 1fr);
}

.preview-shell.sidebar-collapsed .preview-sidebar {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.preview-sidebar {
  display: flex;
  min-width: 0;
  height: 100vh;
  flex-direction: column;
  padding: 16px 12px 12px;
  color: var(--sidebar-text);
  background: var(--sidebar);
}

.preview-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 4px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-brand .brand-mark {
  color: #10213a;
  background: #91bcff;
}

.preview-brand small {
  color: #a6b7cf;
}

.sidebar-close {
  display: inline-flex;
  color: #cbd8ea;
}

.preview-section-heading {
  padding: 17px 8px 7px;
  color: #91a5c1;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.pages-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-project-nav,
.preview-page-nav {
  display: grid;
  min-height: 0;
  align-content: start;
  gap: 4px;
  overscroll-behavior: contain;
  scrollbar-color: rgba(145, 188, 255, 0.46) transparent;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
}

.preview-project-nav::-webkit-scrollbar,
.preview-page-nav::-webkit-scrollbar,
.preview-sidebar::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

.preview-project-nav::-webkit-scrollbar-track,
.preview-page-nav::-webkit-scrollbar-track,
.preview-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.preview-project-nav::-webkit-scrollbar-thumb,
.preview-page-nav::-webkit-scrollbar-thumb,
.preview-sidebar::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(145, 188, 255, 0.42);
  background-clip: padding-box;
}

.preview-project-nav::-webkit-scrollbar-thumb:hover,
.preview-page-nav::-webkit-scrollbar-thumb:hover,
.preview-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(145, 188, 255, 0.7);
  background-clip: padding-box;
}

.preview-project-nav::-webkit-scrollbar-corner,
.preview-page-nav::-webkit-scrollbar-corner,
.preview-sidebar::-webkit-scrollbar-corner {
  background: transparent;
}

.preview-project-nav {
  max-height: 190px;
  overflow-y: auto;
}

.preview-page-nav {
  flex: 1;
  overflow-y: auto;
}

.preview-project-item,
.preview-page-item {
  display: grid;
  min-width: 0;
  border-radius: 6px;
  color: #c0cee3;
  transition:
    color 120ms ease,
    background 120ms ease;
}

.preview-folder {
  display: grid;
  gap: 2px;
}

.preview-folder-label {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 8px 5px;
  color: #91a5c1;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.folder-marker {
  color: #91bcff;
  font-size: 9px;
}

.preview-folder-children {
  display: grid;
  gap: 2px;
  margin-left: 6px;
  padding-left: 7px;
  border-left: 1px solid rgba(145, 188, 255, 0.2);
}

.preview-project-item {
  align-items: center;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 9px;
  padding: 7px 8px;
}

.preview-page-item {
  gap: 1px;
  padding: 8px 9px;
}

.preview-project-item:hover,
.preview-page-item:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.07);
}

.preview-project-item.is-active,
.preview-page-item.is-active {
  color: #ffffff;
  background: rgba(145, 188, 255, 0.16);
}

.project-avatar {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid rgba(145, 188, 255, 0.25);
  border-radius: 7px;
  color: #b9d3ff;
  background: rgba(145, 188, 255, 0.12);
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
}

.preview-project-item.is-active .project-avatar {
  border-color: rgba(145, 188, 255, 0.55);
  color: #ffffff;
  background: #356fca;
}

.project-copy,
.preview-page-item {
  min-width: 0;
}

.project-copy strong,
.preview-page-item strong,
.preview-page-item small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-copy strong,
.preview-page-item strong {
  font-size: 12px;
}

.preview-page-item small {
  margin-top: 2px;
  color: #879bb8;
  font-size: 10px;
}

.preview-page-item.is-active small {
  color: #adc5e7;
}

.preview-nav-empty {
  padding: 12px 9px;
  color: #8fa3bf;
  font-size: 11px;
}

.preview-back {
  margin-top: 10px;
  padding: 10px 8px 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #c0cee3;
  font-size: 12px;
  font-weight: 700;
}

.preview-back:hover {
  color: #ffffff;
}

.preview-main {
  position: relative;
  display: grid;
  min-width: 0;
  height: 100vh;
  grid-template-rows: 58px minmax(0, 1fr);
}

.preview-watermark {
  position: absolute;
  z-index: 5;
  inset: 58px 0 0;
  display: grid;
  overflow: hidden;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  grid-template-rows: repeat(6, minmax(90px, 1fr));
  place-items: center;
  pointer-events: none;
  user-select: none;
}

.preview-watermark:empty {
  display: none;
}

.preview-watermark span {
  color: rgba(23, 32, 51, 0.11);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
  transform: rotate(-24deg);
}

.preview-toolbar {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  padding: 9px 16px;
  border-bottom: 1px solid var(--line-strong);
  background: #ffffff;
}

.preview-toolbar-left {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
}

.preview-toolbar-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.preview-mode-switch {
  display: inline-flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.preview-mode-switch .icon-button {
  border: 0;
  background: transparent;
}

.preview-mode-switch .icon-button.is-active {
  color: #ffffff;
  background: var(--primary);
}

.icon-button {
  display: inline-grid;
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 34px;
  place-items: center;
  padding: 0;
}

.icon-button svg,
.version-control svg {
  width: 16px;
  height: 16px;
}

.version-control {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 6px 0 9px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink-soft);
  background: var(--surface);
}

.version-control .version-select {
  min-height: 32px;
  padding-left: 0;
  border: 0;
  background: transparent;
}

.mobile-menu-button {
  display: none;
}

.preview-title {
  min-width: 0;
  text-align: left;
}

.preview-title strong,
.preview-title span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-title span {
  color: var(--ink-soft);
  font-size: 11px;
}

.version-select {
  min-height: 34px;
  padding: 6px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  background: var(--surface);
}

.prototype-frame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #ffffff;
}

.annotation-surface {
  position: absolute;
  z-index: 7;
  top: 58px;
  right: 0;
  bottom: 0;
  left: 0;
  pointer-events: none;
}

.annotation-surface.is-pin-mode {
  cursor: crosshair;
  pointer-events: auto;
  background: rgba(37, 99, 201, 0.035);
}

.requirement-pin {
  position: absolute;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 2px solid #ffffff;
  border-radius: 50%;
  color: #ffffff;
  background: #d97706;
  box-shadow: 0 3px 10px rgba(43, 31, 10, 0.24);
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  pointer-events: auto;
  transform: translate(-50%, -50%);
}

.requirement-pin.is-page {
  background: var(--primary);
}

.requirement-pin.is-draft {
  color: #ffffff;
  background: var(--primary);
  animation: pin-pulse 1.1s ease-in-out infinite;
}

.requirement-pin.is-selected {
  outline: 3px solid rgba(255, 255, 255, 0.9);
  box-shadow:
    0 0 0 2px var(--primary),
    0 5px 16px rgba(18, 42, 80, 0.26);
}

.requirement-pin.is-hidden {
  display: none;
}

@keyframes pin-pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.12);
  }
}

.annotation-hint {
  position: absolute;
  z-index: 8;
  top: 72px;
  left: 50%;
  padding: 8px 12px;
  border: 1px solid rgba(37, 99, 201, 0.25);
  border-radius: 999px;
  color: var(--primary-strong);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 5px 18px rgba(18, 42, 80, 0.14);
  font-size: 12px;
  font-weight: 700;
  pointer-events: none;
  transform: translateX(-50%);
}

.annotation-cursor-tag {
  position: absolute;
  z-index: 8;
  padding: 5px 8px;
  border-radius: 5px;
  color: #ffffff;
  background: var(--primary-strong);
  box-shadow: 0 4px 12px rgba(18, 42, 80, 0.2);
  font-size: 11px;
  font-weight: 700;
  pointer-events: none;
  transform: translate(12px, 12px);
}

.requirements-panel {
  position: absolute;
  z-index: 9;
  top: 58px;
  right: 0;
  bottom: 0;
  display: flex;
  width: min(380px, 92vw);
  flex-direction: column;
  padding: 18px;
  border-left: 1px solid var(--line);
  background: var(--surface);
  box-shadow: -14px 0 36px rgba(10, 28, 54, 0.13);
}

.requirements-floating-button {
  position: absolute;
  z-index: 8;
  top: 50%;
  right: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  min-width: 54px;
  padding: 9px 9px;
  border: 1px solid var(--line-strong);
  border-right: 0;
  border-radius: 8px 0 0 8px;
  color: #ffffff;
  background: var(--primary);
  box-shadow: -6px 8px 22px rgba(18, 42, 80, 0.2);
  cursor: pointer;
  transform: translateY(-50%);
}

.requirements-floating-button svg {
  width: 17px;
  height: 17px;
}

.requirements-floating-button span {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  line-height: 1;
  text-orientation: upright;
  writing-mode: vertical-rl;
}

.requirements-heading,
.requirements-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.requirements-heading h2 {
  margin: 2px 0 0;
  font-size: 18px;
}

.requirements-actions {
  justify-content: flex-start;
  margin: 15px 0;
}

.requirements-list {
  display: grid;
  min-height: 0;
  gap: 8px;
  overflow-y: auto;
}

.requirement-editor {
  padding: 13px;
  margin-bottom: 12px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: #ffffff;
}

.requirement-editor-heading,
.requirement-form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.requirement-editor-heading h3 {
  margin: 2px 0 0;
  font-size: 15px;
}

.requirement-form {
  display: grid;
  margin-top: 12px;
  gap: 11px;
}

.requirement-form-actions {
  justify-content: flex-end;
}

.coordinate-hint {
  margin: 10px 0 0;
  padding: 7px 9px;
  border-radius: 6px;
  color: var(--primary-strong);
  background: var(--primary-soft);
  font-size: 11px;
  font-weight: 700;
}

.requirement-item {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-soft);
}

.requirement-item.is-selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37, 99, 201, 0.12);
}

.requirement-item-heading {
  display: flex;
  align-items: center;
  gap: 8px;
}

.requirement-sequence {
  display: grid;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  color: #ffffff;
  background: #d97706;
  font-size: 10px;
  font-weight: 800;
}

.requirement-sequence:is(button) {
  border: 0;
  cursor: pointer;
}

.requirement-sequence:is(button):hover {
  background: var(--primary);
  transform: scale(1.06);
}

.requirement-sequence.is-page {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.requirement-item strong {
  display: block;
}

.requirement-item p {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  white-space: pre-wrap;
}

.requirement-description:not(.is-expanded) {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.requirement-expand {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 5px;
  padding: 2px 0;
  border: 0;
  color: var(--primary);
  background: transparent;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
}

.requirement-expand svg {
  width: 13px;
  height: 13px;
}

.requirement-item-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 9px;
  color: var(--ink-soft);
  font-size: 10px;
}

.requirement-item-actions {
  display: flex;
  gap: 5px;
}

.field textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  font: inherit;
  resize: vertical;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .detected-list {
    max-height: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 800px) {
  .topbar {
    padding: 10px 16px;
  }

  .layout {
    padding: 18px 16px 32px;
  }

  .user-chip > span:first-child {
    display: none;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .upload-fields {
    grid-template-columns: 1fr;
  }

  .project-source-grid,
  .path-import {
    grid-template-columns: 1fr;
  }

  .publish-row {
    align-items: stretch;
    flex-direction: column;
  }

  .publish-row .button {
    width: 100%;
  }

  .page-heading-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .upload-drawer {
    width: 100%;
    padding: 20px 16px;
  }

  .login-layout {
    grid-template-columns: 1fr;
  }

  .login-intro {
    min-height: auto;
    padding: 24px;
  }

  .intro-copy {
    padding: 46px 0 30px;
  }

  .intro-copy h1 {
    max-width: 16ch;
    font-size: 34px;
  }

  .login-panel {
    min-height: auto;
    padding: 22px 16px 36px;
  }

  .admin-layout {
    grid-template-columns: 1fr;
    padding: 18px 16px 32px;
  }

  .admin-nav {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .admin-nav-item {
    padding: 10px;
  }

  .admin-nav-item small {
    display: none;
  }

  .admin-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .member-add-form,
  .member-item {
    grid-template-columns: 1fr;
  }

  .captcha-row {
    grid-template-columns: 1fr;
  }

  .captcha-image {
    width: 100%;
    max-width: 180px;
  }

  .quota-grid {
    grid-template-columns: 1fr;
  }

  .preview-shell {
    grid-template-columns: 1fr;
  }

  .preview-sidebar {
    position: fixed;
    z-index: 40;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(300px, 86vw);
    box-shadow: 16px 0 40px rgba(8, 26, 52, 0.22);
    transform: translateX(-102%);
    transition: transform 160ms ease;
  }

  .preview-shell.sidebar-open .preview-sidebar {
    transform: translateX(0);
  }

  .sidebar-close,
  .mobile-menu-button {
    display: inline-flex;
  }

  .sidebar-toggle-button {
    display: none;
  }

  .preview-shell.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .preview-shell.sidebar-collapsed .preview-sidebar {
    visibility: visible;
  }

  .requirements-panel {
    top: 58px;
    width: 100%;
  }
}

@media (max-width: 620px) {
  .detected-list {
    grid-template-columns: 1fr;
  }

  .page-heading {
    align-items: flex-start;
  }

  .panel {
    padding: 16px;
  }

  .preview-toolbar {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .secure-badge {
    display: none;
  }
}